Home / 82,965,942.19-114,492,982.97-45,796,212.56

Finding the Fourth Proportional to 82,965,942.19, 114,492,982.97 and 45,796,212.56

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Solution

The fourth proportional to 82,965,942.19, 114,492,982.97 and 45,796,212.56 is: 63,198,763.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,965,942.19 : 114,492,982.97 = 45,796,212.56 : x
  2. Step 2: Convert to fraction form
    82,965,942.19/114,492,982.97 = 45,796,212.56/x
  3. Step 3: Cross multiply
    82,965,942.19x = 114,492,982.97 × 45,796,212.56
  4. Step 4: Simplify right side
    82,965,942.19x = 5,243,344,984,221,905
  5. Step 5: Solve for x
    x = 5,243,344,984,221,905/82,965,942.19
  6. Step 6: Final answer
    x = 63,198,763.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.